Author Question: Sections of Australian rocks, called ____________________, show fossilized remains of blue-green ... (Read 77 times)

anshika

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Sections of Australian rocks, called ___________________ _, show fossilized remains of blue-green algae themselves.
 Fill in the blank(s) with correct word

Question 2

____________________ are layered structures created through the activity of primitive algae and bacteria found in rocks.
 Fill in the blank(s) with correct word



mbcrismon

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Answer to Question 1

cherts

Answer to Question 2

Stromatolites



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